Honeywell ML7425A Series - Technical Specifications; Electrical Ratings; Signal Inputs; Output Resistance and Load

ML7425A,B SPRING RETURN ELECTRIC LINEAR VALVE ACTUATOR
63-2518-3
2
SPECIFICATIONS
Models:
Electrical Ratings:
Power Input: 24 Vac (±15%), 60 Hz.
Power Consumption: 12 VA maximum at 24 Vac.
Signal Inputs:
0 to 10 Vdc or 2 to 10 Vdc.
Signal Source Output Resistance:
1K ohm maximum.
Load:
1 mA maximum.
Table 1. Close-off ratings for ML7425A,B Electric Linear Valve Actuators and Honeywell Valves.
a
Do not exceed 100 psi with V5011G valves used in steam applications.
b
Maximum pressure difference between the outlet and either of the two inlets.
Valve Type 1/2 in. 3/4 in. 1 in. 1-1/4 in. 1-1/2 in. 2 in. 2-1/2 in. 3 in.
V5011A Flange — — — — — — 28 16
V5011F,G Screw 150
a
150
a
150
a
134
a
77
a
49
a
28
a
16
a
V5011H,J Screw 150 150 150 145 — — — —
V5011N1,3 Screw 230 230 163 104 67 37 — —
V5011N2 Screw 100 100 100 100 67 37 — —
V5013B Flange — — — — — — 21 14
V5013C Flange — — — — — — 21 14
V5013F Screw 150 150 150 126 77 49 — —
V5013N Screw 230 230 163 104 67 37 — —
V3350,1 Flange — — — — — — 21 14
V3360,1 Flange — — — — — — 21
b
14
b
V3450,1 Flange — — — — — — 21 14
V3460,1 Flange — — — — — — 21
b
14
b
Stem Force:
135 lbf (600N).
Actuator Stroke:
3/4 in. (20 mm).
Actuator Run Time at 60 Hz:
90 seconds.
Spring Return Time:
90 seconds.
Ambient Temperature Ratings:
Ambient: 14°F to 122°F (-10°C to +50°C).
Storage: -40°F to +158°F (-40°C to +70°C).
Maximum Valve Medium: 300°F (150°C) to
428°F (220°C) with High Temperature Kit (see Accessories).
Humidity:
5 to 95% relative humidity, non condensing.
Close-off Pressure Ratings:
See Table 1.
Model Description Spring Return Action
ML7425A
3013
Electric Linear
Vave Actuator
Extends actuator stem on
power failure
ML7425B
3012
Retracts actuator stem on
power failure